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<div class="title">PolyMeshT_impl.hh</div>  </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/* ========================================================================= *</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> *                                                                           *</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> *                               OpenMesh                                    *</span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> *           Copyright (c) 2001-2015, RWTH-Aachen University                 *</span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> *           Department of Computer Graphics and Multimedia                  *</span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"> *                          All rights reserved.                             *</span></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"> *                            www.openmesh.org                               *</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment"> *                                                                           *</span></div><div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment"> *---------------------------------------------------------------------------*</span></div><div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment"> * This file is part of OpenMesh.                                            *</span></div><div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment"> *---------------------------------------------------------------------------*</span></div><div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment"> *                                                                           *</span></div><div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment"> * Redistribution and use in source and binary forms, with or without        *</span></div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment"> * modification, are permitted provided that the following conditions        *</span></div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment"> * are met:                                                                  *</span></div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment"> *                                                                           *</span></div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment"> * 1. Redistributions of source code must retain the above copyright notice, *</span></div><div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="comment"> *    this list of conditions and the following disclaimer.                  *</span></div><div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="comment"> *                                                                           *</span></div><div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="comment"> * 2. Redistributions in binary form must reproduce the above copyright      *</span></div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="comment"> *    notice, this list of conditions and the following disclaimer in the    *</span></div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="comment"> *    documentation and/or other materials provided with the distribution.   *</span></div><div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="comment"> *                                                                           *</span></div><div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="comment"> * 3. Neither the name of the copyright holder nor the names of its          *</span></div><div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="comment"> *    contributors may be used to endorse or promote products derived from   *</span></div><div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;<span class="comment"> *    this software without specific prior written permission.               *</span></div><div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="comment"> *                                                                           *</span></div><div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;<span class="comment"> * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS       *</span></div><div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;<span class="comment"> * &quot;AS IS&quot; AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED *</span></div><div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="comment"> * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A           *</span></div><div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="comment"> * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER *</span></div><div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;<span class="comment"> * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,  *</span></div><div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;<span class="comment"> * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,       *</span></div><div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;<span class="comment"> * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR        *</span></div><div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="comment"> * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF    *</span></div><div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;<span class="comment"> * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING      *</span></div><div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="comment"> * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS        *</span></div><div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="comment"> * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.              *</span></div><div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;<span class="comment"> *                                                                           *</span></div><div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;<span class="comment"> * ========================================================================= */</span></div><div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;</div><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;</div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;</div><div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;</div><div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;<span class="comment">//=============================================================================</span></div><div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;<span class="comment">//  CLASS PolyMeshT - IMPLEMENTATION</span></div><div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;<span class="comment">//=============================================================================</span></div><div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;</div><div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;</div><div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;<span class="preprocessor">#define OPENMESH_POLYMESH_C</span></div><div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;</div><div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;</div><div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;<span class="comment">//== INCLUDES =================================================================</span></div><div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;</div><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;<span class="preprocessor">#include &lt;OpenMesh/Core/Mesh/PolyMeshT.hh&gt;</span></div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;<span class="preprocessor">#include &lt;OpenMesh/Core/Geometry/LoopSchemeMaskT.hh&gt;</span></div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;<span class="preprocessor">#include &lt;OpenMesh/Core/Utils/GenProg.hh&gt;</span></div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;<span class="preprocessor">#include &lt;OpenMesh/Core/Utils/vector_cast.hh&gt;</span></div><div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;<span class="preprocessor">#include &lt;OpenMesh/Core/Utils/vector_traits.hh&gt;</span></div><div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="a00437.html">OpenMesh/Core/System/omstream.hh</a>&gt;</span></div><div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;<span class="preprocessor">#include &lt;vector&gt;</span></div><div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;</div><div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;</div><div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;<span class="comment">//== NAMESPACES ===============================================================</span></div><div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;</div><div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;</div><div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;<span class="keyword">namespace </span><a class="code" href="a01233.html">OpenMesh</a> {</div><div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;</div><div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;<span class="comment">//== IMPLEMENTATION ==========================================================</span></div><div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;</div><div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> Kernel&gt;</div><div class="line"><a name="l00074"></a><span class="lineno"><a class="line" href="a02389.html#a5a52366a97b3c87ab3473c476f221e22">   74</a></span>&#160;uint <a class="code" href="a02389.html#a5a52366a97b3c87ab3473c476f221e22">PolyMeshT&lt;Kernel&gt;::find_feature_edges</a>(<a class="code" href="a02389.html#a15372f27edf521d8e9028e2abccae342">Scalar</a> _angle_tresh)</div><div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;{</div><div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;  assert(Kernel::has_edge_status());<span class="comment">//this function needs edge status property</span></div><div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;  uint n_feature_edges = 0;</div><div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;  <span class="keywordflow">for</span> (EdgeIter e_it = Kernel::edges_begin(); e_it != Kernel::edges_end(); ++e_it)</div><div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;  {</div><div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;    <span class="keywordflow">if</span> (fabs(calc_dihedral_angle(*e_it)) &gt; _angle_tresh)</div><div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;    {<span class="comment">//note: could be optimized by comparing cos(dih_angle) vs. cos(_angle_tresh)</span></div><div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;      this-&gt;status(*e_it).set_feature(<span class="keyword">true</span>);</div><div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;      n_feature_edges++;</div><div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;    }</div><div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;    <span class="keywordflow">else</span></div><div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;    {</div><div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;      this-&gt;status(*e_it).set_feature(<span class="keyword">false</span>);</div><div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;    }</div><div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;  }</div><div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;  <span class="keywordflow">return</span> n_feature_edges;</div><div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;}</div><div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;</div><div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;<span class="comment">//-----------------------------------------------------------------------------</span></div><div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;</div><div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> Kernel&gt;</div><div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;<span class="keyword">typename</span> <a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">PolyMeshT&lt;Kernel&gt;::Normal</a></div><div class="line"><a name="l00097"></a><span class="lineno"><a class="line" href="a02389.html#a76730c9a65bfd6cf23972baa191a40cd">   97</a></span>&#160;<a class="code" href="a02389.html#a76730c9a65bfd6cf23972baa191a40cd">PolyMeshT&lt;Kernel&gt;::calc_face_normal</a>(FaceHandle _fh)<span class="keyword"> const</span></div><div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;  <span class="keywordflow">return</span> calc_face_normal_impl(_fh, <span class="keyword">typename</span> GenProg::IF&lt;</div><div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;    <a class="code" href="a02621.html">vector_traits</a>&lt;<a class="code" href="a02389.html#aed10fb4dfb536b53a5e20c8f2442eadf">PolyMeshT&lt;Kernel&gt;::Point</a>&gt;::size_ == 3,</div><div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;    PointIs3DTag,</div><div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;    PointIsNot3DTag</div><div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;  &gt;::Result());</div><div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;}</div><div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;</div><div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> Kernel&gt;</div><div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;<span class="keyword">typename</span> <a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">PolyMeshT&lt;Kernel&gt;::Normal</a></div><div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;<a class="code" href="a02389.html">PolyMeshT&lt;Kernel&gt;::calc_face_normal_impl</a>(FaceHandle _fh, PointIs3DTag)<span class="keyword"> const</span></div><div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;  assert(this-&gt;halfedge_handle(_fh).is_valid());</div><div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;  <a class="code" href="a02389.html#a23b20f8208bae0aa1b344cac48c1f635">ConstFaceVertexIter</a> fv_it(this-&gt;cfv_iter(_fh));</div><div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;  </div><div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;  <span class="comment">// Safeguard for 1-gons</span></div><div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;  <span class="keywordflow">if</span> (!(++fv_it).is_valid()) <span class="keywordflow">return</span> <a class="code" href="a01238.html#ab78a93560926cd2f9958cb028f7ea96da213616dd2e4d9744d863587001a77988">Normal</a>(0, 0, 0);</div><div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;</div><div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;  <span class="comment">// Safeguard for 2-gons</span></div><div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;  <span class="keywordflow">if</span> (!(++fv_it).is_valid()) <span class="keywordflow">return</span> <a class="code" href="a01238.html#ab78a93560926cd2f9958cb028f7ea96da213616dd2e4d9744d863587001a77988">Normal</a>(0, 0, 0);</div><div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;</div><div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;  <span class="comment">// use Newell&#39;s Method to compute the surface normal</span></div><div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;  <a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">Normal</a> n(0,0,0);</div><div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;  <span class="keywordflow">for</span>(fv_it = this-&gt;cfv_iter(_fh); fv_it.is_valid(); ++fv_it)</div><div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;  {</div><div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;    <span class="comment">// next vertex</span></div><div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;    <a class="code" href="a02389.html#a23b20f8208bae0aa1b344cac48c1f635">ConstFaceVertexIter</a> fv_itn = fv_it;</div><div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;    ++fv_itn;</div><div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;</div><div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;    <span class="keywordflow">if</span> (!fv_itn.is_valid())</div><div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;      fv_itn = this-&gt;cfv_iter(_fh);</div><div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;</div><div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;    <span class="comment">// http://www.opengl.org/wiki/Calculating_a_Surface_Normal</span></div><div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;    <span class="keyword">const</span> <a class="code" href="a02389.html#aed10fb4dfb536b53a5e20c8f2442eadf">Point</a> a = this-&gt;point(*fv_it) - this-&gt;point(*fv_itn);</div><div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;    <span class="keyword">const</span> <a class="code" href="a02389.html#aed10fb4dfb536b53a5e20c8f2442eadf">Point</a> b = this-&gt;point(*fv_it) + this-&gt;point(*fv_itn);</div><div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;</div><div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;</div><div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;    <span class="comment">// Due to traits, the value types of normals and points can be different.</span></div><div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;    <span class="comment">// Therefore we cast them here.</span></div><div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;    n[0] += <span class="keyword">static_cast&lt;</span>typename <a class="code" href="a02621.html#a127a4d7ca521ed3254cd801917ee67d4">vector_traits&lt;Normal&gt;::value_type</a><span class="keyword">&gt;</span>(a[1] * b[2]);</div><div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;    n[1] += <span class="keyword">static_cast&lt;</span>typename <a class="code" href="a02621.html#a127a4d7ca521ed3254cd801917ee67d4">vector_traits&lt;Normal&gt;::value_type</a><span class="keyword">&gt;</span>(a[2] * b[0]);</div><div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;    n[2] += <span class="keyword">static_cast&lt;</span>typename <a class="code" href="a02621.html#a127a4d7ca521ed3254cd801917ee67d4">vector_traits&lt;Normal&gt;::value_type</a><span class="keyword">&gt;</span>(a[0] * b[1]);</div><div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;  }</div><div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;</div><div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;  <span class="keyword">const</span> <span class="keyword">typename</span> <a class="code" href="a02621.html#a127a4d7ca521ed3254cd801917ee67d4">vector_traits&lt;Normal&gt;::value_type</a> length = norm(n);</div><div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;  </div><div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;  <span class="comment">// The expression ((n *= (1.0/norm)),n) is used because the OpenSG</span></div><div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;  <span class="comment">// vector class does not return self after component-wise</span></div><div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;  <span class="comment">// self-multiplication with a scalar!!!</span></div><div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;  <span class="keywordflow">return</span> (length != <span class="keyword">typename</span> <a class="code" href="a02621.html#a127a4d7ca521ed3254cd801917ee67d4">vector_traits&lt;Normal&gt;::value_type</a>(0))</div><div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;          ? ((n *= (<span class="keyword">typename</span> <a class="code" href="a02621.html#a127a4d7ca521ed3254cd801917ee67d4">vector_traits&lt;Normal&gt;::value_type</a>(1)/length)), n)</div><div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;          : <a class="code" href="a01238.html#ab78a93560926cd2f9958cb028f7ea96da213616dd2e4d9744d863587001a77988">Normal</a>(0, 0, 0);</div><div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;}</div><div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;</div><div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> Kernel&gt;</div><div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;<span class="keyword">typename</span> <a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">PolyMeshT&lt;Kernel&gt;::Normal</a></div><div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;<a class="code" href="a02389.html">PolyMeshT&lt;Kernel&gt;::calc_face_normal_impl</a>(FaceHandle, PointIsNot3DTag)<span class="keyword"> const</span></div><div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;  <span class="comment">// Dummy fallback implementation</span></div><div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;  <span class="comment">// Returns just an initialized all 0 normal</span></div><div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;  <span class="comment">// This function is only used if we don&#39;t have a matching implementation</span></div><div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;  <span class="comment">// for normal computation with the current vector type defined in the mesh traits</span></div><div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;</div><div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;  assert(<span class="keyword">false</span>);</div><div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;</div><div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;  <a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">Normal</a> normal;</div><div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;  vectorize(normal,<a class="code" href="a02389.html#a15372f27edf521d8e9028e2abccae342">Scalar</a>(0));</div><div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;  <span class="keywordflow">return</span> normal;</div><div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;}</div><div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;</div><div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;<span class="comment">//-----------------------------------------------------------------------------</span></div><div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;</div><div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> Kernel&gt;</div><div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;<span class="keyword">typename</span> <a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">PolyMeshT&lt;Kernel&gt;::Normal</a></div><div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;<a class="code" href="a02389.html#a76730c9a65bfd6cf23972baa191a40cd">PolyMeshT&lt;Kernel&gt;::</a></div><div class="line"><a name="l00173"></a><span class="lineno"><a class="line" href="a02389.html#a42bbd1939fb7e02ff36cd0fa9060b107">  173</a></span>&#160;<a class="code" href="a02389.html#a76730c9a65bfd6cf23972baa191a40cd">calc_face_normal</a>(<span class="keyword">const</span> <a class="code" href="a02389.html#aed10fb4dfb536b53a5e20c8f2442eadf">Point</a>&amp; _p0,</div><div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;     <span class="keyword">const</span> <a class="code" href="a02389.html#aed10fb4dfb536b53a5e20c8f2442eadf">Point</a>&amp; _p1,</div><div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;     <span class="keyword">const</span> <a class="code" href="a02389.html#aed10fb4dfb536b53a5e20c8f2442eadf">Point</a>&amp; _p2)<span class="keyword"> const</span></div><div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;  <span class="keywordflow">return</span> calc_face_normal_impl(_p0, _p1, _p2, <span class="keyword">typename</span> GenProg::IF&lt;</div><div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;    <a class="code" href="a02621.html">vector_traits</a>&lt;<a class="code" href="a02389.html#aed10fb4dfb536b53a5e20c8f2442eadf">PolyMeshT&lt;Kernel&gt;::Point</a>&gt;::size_ == 3,</div><div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;    PointIs3DTag,</div><div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;    PointIsNot3DTag</div><div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;  &gt;::Result());</div><div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;}</div><div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;</div><div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">class</span> Kernel&gt;</div><div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;<span class="keyword">typename</span> <a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">PolyMeshT&lt;Kernel&gt;::Normal</a></div><div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;<a class="code" href="a02389.html#af7ab07fee2430d3e045f271695f806d6">PolyMeshT&lt;Kernel&gt;::</a></div><div class="line"><a name="l00187"></a><span class="lineno"><a class="line" href="a02389.html#af7ab07fee2430d3e045f271695f806d6">  187</a></span>&#160;<a class="code" href="a02389.html#af7ab07fee2430d3e045f271695f806d6">calc_normal</a>(FaceHandle _fh)<span class="keyword"> const</span></div><div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;  <span class="keywordflow">return</span> calc_face_normal(_fh);</div><div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;}</div><div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;</div><div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> Kernel&gt;</div><div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;<span class="keyword">typename</span> <a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">PolyMeshT&lt;Kernel&gt;::Normal</a></div><div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;<a class="code" href="a02389.html">PolyMeshT&lt;Kernel&gt;::</a></div><div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;<a class="code" href="a02389.html">calc_face_normal_impl</a>(<span class="keyword">const</span> <a class="code" href="a02389.html#aed10fb4dfb536b53a5e20c8f2442eadf">Point</a>&amp; _p0,</div><div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;     <span class="keyword">const</span> <a class="code" href="a02389.html#aed10fb4dfb536b53a5e20c8f2442eadf">Point</a>&amp; _p1,</div><div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;     <span class="keyword">const</span> <a class="code" href="a02389.html#aed10fb4dfb536b53a5e20c8f2442eadf">Point</a>&amp; _p2,</div><div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;     PointIs3DTag)<span class="keyword"> const</span></div><div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;<span class="preprocessor">#if 1</span></div><div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;  <span class="comment">// The OpenSG &lt;Vector&gt;::operator -= () does not support the type Point</span></div><div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;  <span class="comment">// as rhs. Therefore use vector_cast at this point!!!</span></div><div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;  <span class="comment">// Note! OpenSG distinguishes between Normal and Point!!!</span></div><div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;  <a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">Normal</a> p1p0(vector_cast&lt;Normal&gt;(_p0));  p1p0 -= <a class="code" href="a01233.html#a6bd9c6555d30f75e4de638b1c782ad42">vector_cast</a>&lt;<a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">Normal</a>&gt;(_p1);</div><div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;  <a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">Normal</a> p1p2(vector_cast&lt;Normal&gt;(_p2));  p1p2 -= <a class="code" href="a01233.html#a6bd9c6555d30f75e4de638b1c782ad42">vector_cast</a>&lt;<a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">Normal</a>&gt;(_p1);</div><div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;</div><div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;  <a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">Normal</a> n    = <a class="code" href="a01233.html#af37af4054108f1fef53058ff57689763">cross</a>(p1p2, p1p0);</div><div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;  <span class="keyword">typename</span> <a class="code" href="a02621.html#a127a4d7ca521ed3254cd801917ee67d4">vector_traits&lt;Normal&gt;::value_type</a> length = norm(n);</div><div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;</div><div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;  <span class="comment">// The expression ((n *= (1.0/norm)),n) is used because the OpenSG</span></div><div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;  <span class="comment">// vector class does not return self after component-wise</span></div><div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;  <span class="comment">// self-multiplication with a scalar!!!</span></div><div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;  <span class="keywordflow">return</span> (length != <span class="keyword">typename</span> <a class="code" href="a02621.html#a127a4d7ca521ed3254cd801917ee67d4">vector_traits&lt;Normal&gt;::value_type</a>(0))</div><div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;          ? ((n *= (<span class="keyword">typename</span> <a class="code" href="a02621.html#a127a4d7ca521ed3254cd801917ee67d4">vector_traits&lt;Normal&gt;::value_type</a>(1)/length)),n)</div><div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;          : <a class="code" href="a01238.html#ab78a93560926cd2f9958cb028f7ea96da213616dd2e4d9744d863587001a77988">Normal</a>(0,0,0);</div><div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;<span class="preprocessor">#else</span></div><div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;  <a class="code" href="a02389.html#aed10fb4dfb536b53a5e20c8f2442eadf">Point</a> p1p0 = _p0;  p1p0 -= _p1;</div><div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;  <a class="code" href="a02389.html#aed10fb4dfb536b53a5e20c8f2442eadf">Point</a> p1p2 = _p2;  p1p2 -= _p1;</div><div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;</div><div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;  <a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">Normal</a> n = <a class="code" href="a01233.html#a6bd9c6555d30f75e4de638b1c782ad42">vector_cast</a>&lt;<a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">Normal</a>&gt;(<a class="code" href="a01233.html#af37af4054108f1fef53058ff57689763">cross</a>(p1p2, p1p0));</div><div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;  <span class="keyword">typename</span> <a class="code" href="a02621.html#a127a4d7ca521ed3254cd801917ee67d4">vector_traits&lt;Normal&gt;::value_type</a> length = norm(n);</div><div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;</div><div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;  <span class="keywordflow">return</span> (length != 0.0) ? n *= (1.0/length) : <a class="code" href="a01238.html#ab78a93560926cd2f9958cb028f7ea96da213616dd2e4d9744d863587001a77988">Normal</a>(0,0,0);</div><div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;}</div><div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;</div><div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> Kernel&gt;</div><div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;<span class="keyword">typename</span> <a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">PolyMeshT&lt;Kernel&gt;::Normal</a></div><div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160;<a class="code" href="a02389.html">PolyMeshT&lt;Kernel&gt;::calc_face_normal_impl</a>(<span class="keyword">const</span> <a class="code" href="a02389.html#aed10fb4dfb536b53a5e20c8f2442eadf">Point</a>&amp;, <span class="keyword">const</span> <a class="code" href="a02389.html#aed10fb4dfb536b53a5e20c8f2442eadf">Point</a>&amp;, <span class="keyword">const</span> <a class="code" href="a02389.html#aed10fb4dfb536b53a5e20c8f2442eadf">Point</a>&amp;, PointIsNot3DTag)<span class="keyword"> const</span></div><div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;</div><div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;  <span class="comment">// Dummy fallback implementation</span></div><div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;  <span class="comment">// Returns just an initialized all 0 normal</span></div><div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;  <span class="comment">// This function is only used if we don&#39;t have a matching implementation</span></div><div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;  <span class="comment">// for normal computation with the current vector type defined in the mesh traits</span></div><div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;</div><div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;  assert(<span class="keyword">false</span>);</div><div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;</div><div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;  <a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">Normal</a> normal;</div><div class="line"><a name="l00240"></a><span class="lineno">  240</span>&#160;  vectorize(normal,<a class="code" href="a02389.html#a15372f27edf521d8e9028e2abccae342">Scalar</a>(0));</div><div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160;  <span class="keywordflow">return</span> normal;</div><div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;}</div><div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160;</div><div class="line"><a name="l00244"></a><span class="lineno">  244</span>&#160;<span class="comment">//-----------------------------------------------------------------------------</span></div><div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160;</div><div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> Kernel&gt;</div><div class="line"><a name="l00247"></a><span class="lineno">  247</span>&#160;<span class="keyword">typename</span> <a class="code" href="a02389.html#aed10fb4dfb536b53a5e20c8f2442eadf">PolyMeshT&lt;Kernel&gt;::Point</a></div><div class="line"><a name="l00248"></a><span class="lineno">  248</span>&#160;<a class="code" href="a02389.html#a06df10e18858333ad0e7cf2ccb8b2109">PolyMeshT&lt;Kernel&gt;::</a></div><div class="line"><a name="l00249"></a><span class="lineno"><a class="line" href="a02389.html#a491e64d85f209fa74191fd96fe8f45cd">  249</a></span>&#160;<a class="code" href="a02389.html#a06df10e18858333ad0e7cf2ccb8b2109">calc_face_centroid</a>(FaceHandle _fh)<span class="keyword"> const</span></div><div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00251"></a><span class="lineno">  251</span>&#160;  <a class="code" href="a02389.html#aed10fb4dfb536b53a5e20c8f2442eadf">Point</a> _pt;</div><div class="line"><a name="l00252"></a><span class="lineno">  252</span>&#160;  vectorize(_pt, <a class="code" href="a02389.html#a15372f27edf521d8e9028e2abccae342">Scalar</a>(0));</div><div class="line"><a name="l00253"></a><span class="lineno">  253</span>&#160;  <a class="code" href="a02389.html#a15372f27edf521d8e9028e2abccae342">Scalar</a> valence = 0.0;</div><div class="line"><a name="l00254"></a><span class="lineno">  254</span>&#160;  <span class="keywordflow">for</span> (<a class="code" href="a02389.html#a23b20f8208bae0aa1b344cac48c1f635">ConstFaceVertexIter</a> cfv_it = this-&gt;cfv_iter(_fh); cfv_it.is_valid(); ++cfv_it, valence += 1.0)</div><div class="line"><a name="l00255"></a><span class="lineno">  255</span>&#160;  {</div><div class="line"><a name="l00256"></a><span class="lineno">  256</span>&#160;    _pt += this-&gt;point(*cfv_it);</div><div class="line"><a name="l00257"></a><span class="lineno">  257</span>&#160;  }</div><div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160;  _pt /= valence;</div><div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;  <span class="keywordflow">return</span> _pt;</div><div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;}</div><div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;</div><div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160;<span class="comment">//-----------------------------------------------------------------------------</span></div><div class="line"><a name="l00263"></a><span class="lineno">  263</span>&#160;</div><div class="line"><a name="l00264"></a><span class="lineno">  264</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">class</span> Kernel&gt;</div><div class="line"><a name="l00265"></a><span class="lineno">  265</span>&#160;<span class="keyword">typename</span> <a class="code" href="a02389.html#aed10fb4dfb536b53a5e20c8f2442eadf">PolyMeshT&lt;Kernel&gt;::Point</a></div><div class="line"><a name="l00266"></a><span class="lineno">  266</span>&#160;<a class="code" href="a02389.html#a65fcc6edd32701b766ce4987f4e74e46">PolyMeshT&lt;Kernel&gt;::</a></div><div class="line"><a name="l00267"></a><span class="lineno"><a class="line" href="a02389.html#a65fcc6edd32701b766ce4987f4e74e46">  267</a></span>&#160;<a class="code" href="a02389.html#a65fcc6edd32701b766ce4987f4e74e46">calc_centroid</a>(FaceHandle _fh)<span class="keyword"> const</span></div><div class="line"><a name="l00268"></a><span class="lineno">  268</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00269"></a><span class="lineno">  269</span>&#160;  <span class="keywordflow">return</span> calc_face_centroid(_fh);</div><div class="line"><a name="l00270"></a><span class="lineno">  270</span>&#160;}</div><div class="line"><a name="l00271"></a><span class="lineno">  271</span>&#160;</div><div class="line"><a name="l00272"></a><span class="lineno">  272</span>&#160;<span class="comment">//-----------------------------------------------------------------------------</span></div><div class="line"><a name="l00273"></a><span class="lineno">  273</span>&#160;</div><div class="line"><a name="l00274"></a><span class="lineno">  274</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">class</span> Kernel&gt;</div><div class="line"><a name="l00275"></a><span class="lineno">  275</span>&#160;<span class="keyword">typename</span> <a class="code" href="a02389.html#aed10fb4dfb536b53a5e20c8f2442eadf">PolyMeshT&lt;Kernel&gt;::Point</a></div><div class="line"><a name="l00276"></a><span class="lineno">  276</span>&#160;<a class="code" href="a02389.html#a65fcc6edd32701b766ce4987f4e74e46">PolyMeshT&lt;Kernel&gt;::</a></div><div class="line"><a name="l00277"></a><span class="lineno"><a class="line" href="a02389.html#a28a3023c9db2a0885d340c9d2f8e8172">  277</a></span>&#160;<a class="code" href="a02389.html#a65fcc6edd32701b766ce4987f4e74e46">calc_centroid</a>(EdgeHandle _eh)<span class="keyword"> const</span></div><div class="line"><a name="l00278"></a><span class="lineno">  278</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00279"></a><span class="lineno">  279</span>&#160;  <span class="keywordflow">return</span> this-&gt;calc_edge_midpoint(_eh);</div><div class="line"><a name="l00280"></a><span class="lineno">  280</span>&#160;}</div><div class="line"><a name="l00281"></a><span class="lineno">  281</span>&#160;</div><div class="line"><a name="l00282"></a><span class="lineno">  282</span>&#160;<span class="comment">//-----------------------------------------------------------------------------</span></div><div class="line"><a name="l00283"></a><span class="lineno">  283</span>&#160;</div><div class="line"><a name="l00284"></a><span class="lineno">  284</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">class</span> Kernel&gt;</div><div class="line"><a name="l00285"></a><span class="lineno">  285</span>&#160;<span class="keyword">typename</span> <a class="code" href="a02389.html#aed10fb4dfb536b53a5e20c8f2442eadf">PolyMeshT&lt;Kernel&gt;::Point</a></div><div class="line"><a name="l00286"></a><span class="lineno">  286</span>&#160;<a class="code" href="a02389.html#a65fcc6edd32701b766ce4987f4e74e46">PolyMeshT&lt;Kernel&gt;::</a></div><div class="line"><a name="l00287"></a><span class="lineno"><a class="line" href="a02389.html#a7c743a16114e50e527a3046746a00146">  287</a></span>&#160;<a class="code" href="a02389.html#a65fcc6edd32701b766ce4987f4e74e46">calc_centroid</a>(HalfedgeHandle _heh)<span class="keyword"> const</span></div><div class="line"><a name="l00288"></a><span class="lineno">  288</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00289"></a><span class="lineno">  289</span>&#160;  <span class="keywordflow">return</span> this-&gt;calc_edge_midpoint(this-&gt;edge_handle(_heh));</div><div class="line"><a name="l00290"></a><span class="lineno">  290</span>&#160;}</div><div class="line"><a name="l00291"></a><span class="lineno">  291</span>&#160;</div><div class="line"><a name="l00292"></a><span class="lineno">  292</span>&#160;<span class="comment">//-----------------------------------------------------------------------------</span></div><div class="line"><a name="l00293"></a><span class="lineno">  293</span>&#160;</div><div class="line"><a name="l00294"></a><span class="lineno">  294</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">class</span> Kernel&gt;</div><div class="line"><a name="l00295"></a><span class="lineno">  295</span>&#160;<span class="keyword">typename</span> <a class="code" href="a02389.html#aed10fb4dfb536b53a5e20c8f2442eadf">PolyMeshT&lt;Kernel&gt;::Point</a></div><div class="line"><a name="l00296"></a><span class="lineno">  296</span>&#160;<a class="code" href="a02389.html#a65fcc6edd32701b766ce4987f4e74e46">PolyMeshT&lt;Kernel&gt;::</a></div><div class="line"><a name="l00297"></a><span class="lineno"><a class="line" href="a02389.html#a670143b09689e9e53fcdb9a37f7a434d">  297</a></span>&#160;<a class="code" href="a02389.html#a65fcc6edd32701b766ce4987f4e74e46">calc_centroid</a>(<a class="code" href="a02389.html#a0fc18e13d70825938274e3faf7b55e01">VertexHandle</a> _vh)<span class="keyword"> const</span></div><div class="line"><a name="l00298"></a><span class="lineno">  298</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00299"></a><span class="lineno">  299</span>&#160;  <span class="keywordflow">return</span> this-&gt;point(_vh);</div><div class="line"><a name="l00300"></a><span class="lineno">  300</span>&#160;}</div><div class="line"><a name="l00301"></a><span class="lineno">  301</span>&#160;</div><div class="line"><a name="l00302"></a><span class="lineno">  302</span>&#160;<span class="comment">//-----------------------------------------------------------------------------</span></div><div class="line"><a name="l00303"></a><span class="lineno">  303</span>&#160;</div><div class="line"><a name="l00304"></a><span class="lineno">  304</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">class</span> Kernel&gt;</div><div class="line"><a name="l00305"></a><span class="lineno">  305</span>&#160;<span class="keyword">typename</span> <a class="code" href="a02389.html#aed10fb4dfb536b53a5e20c8f2442eadf">PolyMeshT&lt;Kernel&gt;::Point</a></div><div class="line"><a name="l00306"></a><span class="lineno">  306</span>&#160;<a class="code" href="a02389.html#a65fcc6edd32701b766ce4987f4e74e46">PolyMeshT&lt;Kernel&gt;::</a></div><div class="line"><a name="l00307"></a><span class="lineno"><a class="line" href="a02389.html#a65c2ffb9241f8228db2dc7b63fc97f02">  307</a></span>&#160;<a class="code" href="a02389.html#a65fcc6edd32701b766ce4987f4e74e46">calc_centroid</a>(<a class="code" href="a02257.html">MeshHandle</a> <span class="comment">/*_mh*/</span>)<span class="keyword"> const</span></div><div class="line"><a name="l00308"></a><span class="lineno">  308</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00309"></a><span class="lineno">  309</span>&#160;  <span class="keywordflow">return</span> this-&gt;vertices().avg(getPointsProperty(*<span class="keyword">this</span>));</div><div class="line"><a name="l00310"></a><span class="lineno">  310</span>&#160;}</div><div class="line"><a name="l00311"></a><span class="lineno">  311</span>&#160;</div><div class="line"><a name="l00312"></a><span class="lineno">  312</span>&#160;<span class="comment">//-----------------------------------------------------------------------------</span></div><div class="line"><a name="l00313"></a><span class="lineno">  313</span>&#160;</div><div class="line"><a name="l00314"></a><span class="lineno">  314</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> Kernel&gt;</div><div class="line"><a name="l00315"></a><span class="lineno">  315</span>&#160;<span class="keywordtype">void</span></div><div class="line"><a name="l00316"></a><span class="lineno">  316</span>&#160;<a class="code" href="a02389.html#a601f21014e50bd5a2243b0e4849c9c14">PolyMeshT&lt;Kernel&gt;::</a></div><div class="line"><a name="l00317"></a><span class="lineno"><a class="line" href="a02389.html#a601f21014e50bd5a2243b0e4849c9c14">  317</a></span>&#160;<a class="code" href="a02389.html#a601f21014e50bd5a2243b0e4849c9c14">update_normals</a>()</div><div class="line"><a name="l00318"></a><span class="lineno">  318</span>&#160;{</div><div class="line"><a name="l00319"></a><span class="lineno">  319</span>&#160;  <span class="comment">// Face normals are required to compute the vertex and the halfedge normals</span></div><div class="line"><a name="l00320"></a><span class="lineno">  320</span>&#160;  <span class="keywordflow">if</span> (Kernel::has_face_normals() ) {</div><div class="line"><a name="l00321"></a><span class="lineno">  321</span>&#160;    update_face_normals();</div><div class="line"><a name="l00322"></a><span class="lineno">  322</span>&#160;</div><div class="line"><a name="l00323"></a><span class="lineno">  323</span>&#160;    <span class="keywordflow">if</span> (Kernel::has_vertex_normals() ) update_vertex_normals();</div><div class="line"><a name="l00324"></a><span class="lineno">  324</span>&#160;    <span class="keywordflow">if</span> (Kernel::has_halfedge_normals()) update_halfedge_normals();</div><div class="line"><a name="l00325"></a><span class="lineno">  325</span>&#160;  }</div><div class="line"><a name="l00326"></a><span class="lineno">  326</span>&#160;}</div><div class="line"><a name="l00327"></a><span class="lineno">  327</span>&#160;</div><div class="line"><a name="l00328"></a><span class="lineno">  328</span>&#160;</div><div class="line"><a name="l00329"></a><span class="lineno">  329</span>&#160;<span class="comment">//-----------------------------------------------------------------------------</span></div><div class="line"><a name="l00330"></a><span class="lineno">  330</span>&#160;</div><div class="line"><a name="l00331"></a><span class="lineno">  331</span>&#160;</div><div class="line"><a name="l00332"></a><span class="lineno">  332</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> Kernel&gt;</div><div class="line"><a name="l00333"></a><span class="lineno">  333</span>&#160;<span class="keywordtype">void</span></div><div class="line"><a name="l00334"></a><span class="lineno">  334</span>&#160;<a class="code" href="a02389.html#a5677ec057717fece1bc3c7abbf93cbdf">PolyMeshT&lt;Kernel&gt;::</a></div><div class="line"><a name="l00335"></a><span class="lineno"><a class="line" href="a02389.html#a5677ec057717fece1bc3c7abbf93cbdf">  335</a></span>&#160;<a class="code" href="a02389.html#a5677ec057717fece1bc3c7abbf93cbdf">update_face_normals</a>()</div><div class="line"><a name="l00336"></a><span class="lineno">  336</span>&#160;{</div><div class="line"><a name="l00337"></a><span class="lineno">  337</span>&#160;  FaceIter f_it(Kernel::faces_sbegin()), f_end(Kernel::faces_end());</div><div class="line"><a name="l00338"></a><span class="lineno">  338</span>&#160;</div><div class="line"><a name="l00339"></a><span class="lineno">  339</span>&#160;  <span class="keywordflow">for</span> (; f_it != f_end; ++f_it)</div><div class="line"><a name="l00340"></a><span class="lineno">  340</span>&#160;    this-&gt;set_normal(*f_it, calc_face_normal(*f_it));</div><div class="line"><a name="l00341"></a><span class="lineno">  341</span>&#160;}</div><div class="line"><a name="l00342"></a><span class="lineno">  342</span>&#160;</div><div class="line"><a name="l00343"></a><span class="lineno">  343</span>&#160;</div><div class="line"><a name="l00344"></a><span class="lineno">  344</span>&#160;<span class="comment">//-----------------------------------------------------------------------------</span></div><div class="line"><a name="l00345"></a><span class="lineno">  345</span>&#160;</div><div class="line"><a name="l00346"></a><span class="lineno">  346</span>&#160;</div><div class="line"><a name="l00347"></a><span class="lineno">  347</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> Kernel&gt;</div><div class="line"><a name="l00348"></a><span class="lineno">  348</span>&#160;<span class="keywordtype">void</span></div><div class="line"><a name="l00349"></a><span class="lineno">  349</span>&#160;<a class="code" href="a02389.html#a58045f9fafc6239077c747afdd8f852d">PolyMeshT&lt;Kernel&gt;::</a></div><div class="line"><a name="l00350"></a><span class="lineno"><a class="line" href="a02389.html#a58045f9fafc6239077c747afdd8f852d">  350</a></span>&#160;<a class="code" href="a02389.html#a58045f9fafc6239077c747afdd8f852d">update_halfedge_normals</a>(<span class="keyword">const</span> <span class="keywordtype">double</span> _feature_angle)</div><div class="line"><a name="l00351"></a><span class="lineno">  351</span>&#160;{</div><div class="line"><a name="l00352"></a><span class="lineno">  352</span>&#160;  HalfedgeIter h_it(Kernel::halfedges_begin()), h_end(Kernel::halfedges_end());</div><div class="line"><a name="l00353"></a><span class="lineno">  353</span>&#160;</div><div class="line"><a name="l00354"></a><span class="lineno">  354</span>&#160;  <span class="keywordflow">for</span> (; h_it != h_end; ++h_it)</div><div class="line"><a name="l00355"></a><span class="lineno">  355</span>&#160;    this-&gt;set_normal(*h_it, calc_halfedge_normal(*h_it, _feature_angle));</div><div class="line"><a name="l00356"></a><span class="lineno">  356</span>&#160;}</div><div class="line"><a name="l00357"></a><span class="lineno">  357</span>&#160;</div><div class="line"><a name="l00358"></a><span class="lineno">  358</span>&#160;</div><div class="line"><a name="l00359"></a><span class="lineno">  359</span>&#160;<span class="comment">//-----------------------------------------------------------------------------</span></div><div class="line"><a name="l00360"></a><span class="lineno">  360</span>&#160;</div><div class="line"><a name="l00361"></a><span class="lineno">  361</span>&#160;</div><div class="line"><a name="l00362"></a><span class="lineno">  362</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> Kernel&gt;</div><div class="line"><a name="l00363"></a><span class="lineno">  363</span>&#160;<span class="keyword">typename</span> <a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">PolyMeshT&lt;Kernel&gt;::Normal</a></div><div class="line"><a name="l00364"></a><span class="lineno">  364</span>&#160;<a class="code" href="a02389.html#a5c3bb9993fc45ec3ca26d677017f32f3">PolyMeshT&lt;Kernel&gt;::</a></div><div class="line"><a name="l00365"></a><span class="lineno"><a class="line" href="a02389.html#a5c3bb9993fc45ec3ca26d677017f32f3">  365</a></span>&#160;<a class="code" href="a02389.html#a5c3bb9993fc45ec3ca26d677017f32f3">calc_halfedge_normal</a>(HalfedgeHandle _heh, <span class="keyword">const</span> <span class="keywordtype">double</span> _feature_angle)<span class="keyword"> const</span></div><div class="line"><a name="l00366"></a><span class="lineno">  366</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00367"></a><span class="lineno">  367</span>&#160;  <span class="keywordflow">if</span>(Kernel::is_boundary(_heh))</div><div class="line"><a name="l00368"></a><span class="lineno">  368</span>&#160;    <span class="keywordflow">return</span> <a class="code" href="a01238.html#ab78a93560926cd2f9958cb028f7ea96da213616dd2e4d9744d863587001a77988">Normal</a>(0,0,0);</div><div class="line"><a name="l00369"></a><span class="lineno">  369</span>&#160;  <span class="keywordflow">else</span></div><div class="line"><a name="l00370"></a><span class="lineno">  370</span>&#160;  {</div><div class="line"><a name="l00371"></a><span class="lineno">  371</span>&#160;    std::vector&lt;FaceHandle&gt; fhs; fhs.reserve(10);</div><div class="line"><a name="l00372"></a><span class="lineno">  372</span>&#160;</div><div class="line"><a name="l00373"></a><span class="lineno">  373</span>&#160;    HalfedgeHandle heh = _heh;</div><div class="line"><a name="l00374"></a><span class="lineno">  374</span>&#160;</div><div class="line"><a name="l00375"></a><span class="lineno">  375</span>&#160;    <span class="comment">// collect CW face-handles</span></div><div class="line"><a name="l00376"></a><span class="lineno">  376</span>&#160;    <span class="keywordflow">do</span></div><div class="line"><a name="l00377"></a><span class="lineno">  377</span>&#160;    {</div><div class="line"><a name="l00378"></a><span class="lineno">  378</span>&#160;      fhs.push_back(Kernel::face_handle(heh));</div><div class="line"><a name="l00379"></a><span class="lineno">  379</span>&#160;</div><div class="line"><a name="l00380"></a><span class="lineno">  380</span>&#160;      heh = Kernel::next_halfedge_handle(heh);</div><div class="line"><a name="l00381"></a><span class="lineno">  381</span>&#160;      heh = Kernel::opposite_halfedge_handle(heh);</div><div class="line"><a name="l00382"></a><span class="lineno">  382</span>&#160;    }</div><div class="line"><a name="l00383"></a><span class="lineno">  383</span>&#160;    <span class="keywordflow">while</span>(heh != _heh &amp;&amp; !Kernel::is_boundary(heh) &amp;&amp; !is_estimated_feature_edge(heh, _feature_angle));</div><div class="line"><a name="l00384"></a><span class="lineno">  384</span>&#160;</div><div class="line"><a name="l00385"></a><span class="lineno">  385</span>&#160;    <span class="comment">// collect CCW face-handles</span></div><div class="line"><a name="l00386"></a><span class="lineno">  386</span>&#160;    <span class="keywordflow">if</span>(heh != _heh &amp;&amp; !is_estimated_feature_edge(_heh, _feature_angle))</div><div class="line"><a name="l00387"></a><span class="lineno">  387</span>&#160;    {</div><div class="line"><a name="l00388"></a><span class="lineno">  388</span>&#160;      heh = Kernel::opposite_halfedge_handle(_heh);</div><div class="line"><a name="l00389"></a><span class="lineno">  389</span>&#160;</div><div class="line"><a name="l00390"></a><span class="lineno">  390</span>&#160;      <span class="keywordflow">if</span> ( !Kernel::is_boundary(heh) ) {</div><div class="line"><a name="l00391"></a><span class="lineno">  391</span>&#160;        <span class="keywordflow">do</span></div><div class="line"><a name="l00392"></a><span class="lineno">  392</span>&#160;        {</div><div class="line"><a name="l00393"></a><span class="lineno">  393</span>&#160;</div><div class="line"><a name="l00394"></a><span class="lineno">  394</span>&#160;          fhs.push_back(Kernel::face_handle(heh));</div><div class="line"><a name="l00395"></a><span class="lineno">  395</span>&#160;</div><div class="line"><a name="l00396"></a><span class="lineno">  396</span>&#160;          heh = Kernel::prev_halfedge_handle(heh);</div><div class="line"><a name="l00397"></a><span class="lineno">  397</span>&#160;          heh = Kernel::opposite_halfedge_handle(heh);</div><div class="line"><a name="l00398"></a><span class="lineno">  398</span>&#160;        }</div><div class="line"><a name="l00399"></a><span class="lineno">  399</span>&#160;        <span class="keywordflow">while</span>(!Kernel::is_boundary(heh) &amp;&amp; !is_estimated_feature_edge(heh, _feature_angle));</div><div class="line"><a name="l00400"></a><span class="lineno">  400</span>&#160;      }</div><div class="line"><a name="l00401"></a><span class="lineno">  401</span>&#160;    }</div><div class="line"><a name="l00402"></a><span class="lineno">  402</span>&#160;</div><div class="line"><a name="l00403"></a><span class="lineno">  403</span>&#160;    <a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">Normal</a> n(0,0,0);</div><div class="line"><a name="l00404"></a><span class="lineno">  404</span>&#160;    <span class="keywordflow">for</span>(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i=0; i&lt;fhs.size(); ++i)</div><div class="line"><a name="l00405"></a><span class="lineno">  405</span>&#160;      n += Kernel::normal(fhs[i]);</div><div class="line"><a name="l00406"></a><span class="lineno">  406</span>&#160;</div><div class="line"><a name="l00407"></a><span class="lineno">  407</span>&#160;    <span class="keywordflow">return</span> normalize(n);</div><div class="line"><a name="l00408"></a><span class="lineno">  408</span>&#160;  }</div><div class="line"><a name="l00409"></a><span class="lineno">  409</span>&#160;}</div><div class="line"><a name="l00410"></a><span class="lineno">  410</span>&#160;</div><div class="line"><a name="l00411"></a><span class="lineno">  411</span>&#160;</div><div class="line"><a name="l00412"></a><span class="lineno">  412</span>&#160;<span class="comment">//-----------------------------------------------------------------------------</span></div><div class="line"><a name="l00413"></a><span class="lineno">  413</span>&#160;</div><div class="line"><a name="l00414"></a><span class="lineno">  414</span>&#160;</div><div class="line"><a name="l00415"></a><span class="lineno">  415</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> Kernel&gt;</div><div class="line"><a name="l00416"></a><span class="lineno">  416</span>&#160;<span class="keyword">typename</span> <a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">PolyMeshT&lt;Kernel&gt;::Normal</a></div><div class="line"><a name="l00417"></a><span class="lineno">  417</span>&#160;<a class="code" href="a02389.html#af7ab07fee2430d3e045f271695f806d6">PolyMeshT&lt;Kernel&gt;::</a></div><div class="line"><a name="l00418"></a><span class="lineno"><a class="line" href="a02389.html#a8edf0652637619746808a8508a3203a4">  418</a></span>&#160;<a class="code" href="a02389.html#af7ab07fee2430d3e045f271695f806d6">calc_normal</a>(HalfedgeHandle _heh, <span class="keyword">const</span> <span class="keywordtype">double</span> _feature_angle)<span class="keyword"> const</span></div><div class="line"><a name="l00419"></a><span class="lineno">  419</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00420"></a><span class="lineno">  420</span>&#160;  <span class="keywordflow">return</span> calc_halfedge_normal(_heh, _feature_angle);</div><div class="line"><a name="l00421"></a><span class="lineno">  421</span>&#160;}</div><div class="line"><a name="l00422"></a><span class="lineno">  422</span>&#160;</div><div class="line"><a name="l00423"></a><span class="lineno">  423</span>&#160;</div><div class="line"><a name="l00424"></a><span class="lineno">  424</span>&#160;<span class="comment">//-----------------------------------------------------------------------------</span></div><div class="line"><a name="l00425"></a><span class="lineno">  425</span>&#160;</div><div class="line"><a name="l00426"></a><span class="lineno">  426</span>&#160;</div><div class="line"><a name="l00427"></a><span class="lineno">  427</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> Kernel&gt;</div><div class="line"><a name="l00428"></a><span class="lineno">  428</span>&#160;<span class="keywordtype">bool</span></div><div class="line"><a name="l00429"></a><span class="lineno">  429</span>&#160;<a class="code" href="a02389.html#a98e626927ab0d71cef18df58be2e212e">PolyMeshT&lt;Kernel&gt;::</a></div><div class="line"><a name="l00430"></a><span class="lineno"><a class="line" href="a02389.html#a98e626927ab0d71cef18df58be2e212e">  430</a></span>&#160;<a class="code" href="a02389.html#a98e626927ab0d71cef18df58be2e212e">is_estimated_feature_edge</a>(HalfedgeHandle _heh, <span class="keyword">const</span> <span class="keywordtype">double</span> _feature_angle)<span class="keyword"> const</span></div><div class="line"><a name="l00431"></a><span class="lineno">  431</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00432"></a><span class="lineno">  432</span>&#160;  EdgeHandle eh = Kernel::edge_handle(_heh);</div><div class="line"><a name="l00433"></a><span class="lineno">  433</span>&#160;</div><div class="line"><a name="l00434"></a><span class="lineno">  434</span>&#160;  <span class="keywordflow">if</span>(Kernel::has_edge_status())</div><div class="line"><a name="l00435"></a><span class="lineno">  435</span>&#160;  {</div><div class="line"><a name="l00436"></a><span class="lineno">  436</span>&#160;    <span class="keywordflow">if</span>(Kernel::status(eh).feature())</div><div class="line"><a name="l00437"></a><span class="lineno">  437</span>&#160;      <span class="keywordflow">return</span> <span class="keyword">true</span>;</div><div class="line"><a name="l00438"></a><span class="lineno">  438</span>&#160;  }</div><div class="line"><a name="l00439"></a><span class="lineno">  439</span>&#160;</div><div class="line"><a name="l00440"></a><span class="lineno">  440</span>&#160;  <span class="keywordflow">if</span>(Kernel::is_boundary(eh))</div><div class="line"><a name="l00441"></a><span class="lineno">  441</span>&#160;    <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00442"></a><span class="lineno">  442</span>&#160;</div><div class="line"><a name="l00443"></a><span class="lineno">  443</span>&#160;  <span class="comment">// compute angle between faces</span></div><div class="line"><a name="l00444"></a><span class="lineno">  444</span>&#160;  FaceHandle fh0 = Kernel::face_handle(_heh);</div><div class="line"><a name="l00445"></a><span class="lineno">  445</span>&#160;  FaceHandle fh1 = Kernel::face_handle(Kernel::opposite_halfedge_handle(_heh));</div><div class="line"><a name="l00446"></a><span class="lineno">  446</span>&#160;</div><div class="line"><a name="l00447"></a><span class="lineno">  447</span>&#160;  <a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">Normal</a> fn0 = Kernel::normal(fh0);</div><div class="line"><a name="l00448"></a><span class="lineno">  448</span>&#160;  <a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">Normal</a> fn1 = Kernel::normal(fh1);</div><div class="line"><a name="l00449"></a><span class="lineno">  449</span>&#160;</div><div class="line"><a name="l00450"></a><span class="lineno">  450</span>&#160;  <span class="comment">// dihedral angle above angle threshold</span></div><div class="line"><a name="l00451"></a><span class="lineno">  451</span>&#160;  <span class="keywordflow">return</span> ( <a class="code" href="a01233.html#a351b282a40719408090277956e526735">dot</a>(fn0,fn1) &lt; cos(_feature_angle) );</div><div class="line"><a name="l00452"></a><span class="lineno">  452</span>&#160;}</div><div class="line"><a name="l00453"></a><span class="lineno">  453</span>&#160;</div><div class="line"><a name="l00454"></a><span class="lineno">  454</span>&#160;</div><div class="line"><a name="l00455"></a><span class="lineno">  455</span>&#160;<span class="comment">//-----------------------------------------------------------------------------</span></div><div class="line"><a name="l00456"></a><span class="lineno">  456</span>&#160;</div><div class="line"><a name="l00457"></a><span class="lineno">  457</span>&#160;</div><div class="line"><a name="l00458"></a><span class="lineno">  458</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> Kernel&gt;</div><div class="line"><a name="l00459"></a><span class="lineno">  459</span>&#160;<span class="keyword">typename</span> <a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">PolyMeshT&lt;Kernel&gt;::Normal</a></div><div class="line"><a name="l00460"></a><span class="lineno">  460</span>&#160;<a class="code" href="a02389.html#aff1c0021e05ecba42d7b960add51757c">PolyMeshT&lt;Kernel&gt;::</a></div><div class="line"><a name="l00461"></a><span class="lineno"><a class="line" href="a02389.html#aff1c0021e05ecba42d7b960add51757c">  461</a></span>&#160;<a class="code" href="a02389.html#aff1c0021e05ecba42d7b960add51757c">calc_vertex_normal</a>(<a class="code" href="a02389.html#a0fc18e13d70825938274e3faf7b55e01">VertexHandle</a> _vh)<span class="keyword"> const</span></div><div class="line"><a name="l00462"></a><span class="lineno">  462</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00463"></a><span class="lineno">  463</span>&#160;  <a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">Normal</a> n;</div><div class="line"><a name="l00464"></a><span class="lineno">  464</span>&#160;  calc_vertex_normal_fast(_vh,n);</div><div class="line"><a name="l00465"></a><span class="lineno">  465</span>&#160;</div><div class="line"><a name="l00466"></a><span class="lineno">  466</span>&#160;  <a class="code" href="a02389.html#a15372f27edf521d8e9028e2abccae342">Scalar</a> length = norm(n);</div><div class="line"><a name="l00467"></a><span class="lineno">  467</span>&#160;  <span class="keywordflow">if</span> (length != 0.0) n *= (<a class="code" href="a02389.html#a15372f27edf521d8e9028e2abccae342">Scalar</a>(1.0)/length);</div><div class="line"><a name="l00468"></a><span class="lineno">  468</span>&#160;</div><div class="line"><a name="l00469"></a><span class="lineno">  469</span>&#160;  <span class="keywordflow">return</span> n;</div><div class="line"><a name="l00470"></a><span class="lineno">  470</span>&#160;}</div><div class="line"><a name="l00471"></a><span class="lineno">  471</span>&#160;</div><div class="line"><a name="l00472"></a><span class="lineno">  472</span>&#160;<span class="comment">//-----------------------------------------------------------------------------</span></div><div class="line"><a name="l00473"></a><span class="lineno">  473</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> Kernel&gt;</div><div class="line"><a name="l00474"></a><span class="lineno">  474</span>&#160;<span class="keywordtype">void</span> <a class="code" href="a02389.html#a274a5ec813ccbd19c775740df6bae995">PolyMeshT&lt;Kernel&gt;::</a></div><div class="line"><a name="l00475"></a><span class="lineno"><a class="line" href="a02389.html#a274a5ec813ccbd19c775740df6bae995">  475</a></span>&#160;<a class="code" href="a02389.html#a274a5ec813ccbd19c775740df6bae995">calc_vertex_normal_fast</a>(<a class="code" href="a02389.html#a0fc18e13d70825938274e3faf7b55e01">VertexHandle</a> _vh, <a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">Normal</a>&amp; _n)<span class="keyword"> const</span></div><div class="line"><a name="l00476"></a><span class="lineno">  476</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00477"></a><span class="lineno">  477</span>&#160;  vectorize(_n, <a class="code" href="a02389.html#a15372f27edf521d8e9028e2abccae342">Scalar</a>(0));</div><div class="line"><a name="l00478"></a><span class="lineno">  478</span>&#160;  <span class="keywordflow">for</span> (<a class="code" href="a02389.html#a61167f0a130e599b909cc8629a6dca2a">ConstVertexFaceIter</a> vf_it = this-&gt;cvf_iter(_vh); vf_it.is_valid(); ++vf_it)</div><div class="line"><a name="l00479"></a><span class="lineno">  479</span>&#160;    _n += this-&gt;normal(*vf_it);</div><div class="line"><a name="l00480"></a><span class="lineno">  480</span>&#160;}</div><div class="line"><a name="l00481"></a><span class="lineno">  481</span>&#160;</div><div class="line"><a name="l00482"></a><span class="lineno">  482</span>&#160;<span class="comment">//-----------------------------------------------------------------------------</span></div><div class="line"><a name="l00483"></a><span class="lineno">  483</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> Kernel&gt;</div><div class="line"><a name="l00484"></a><span class="lineno">  484</span>&#160;<span class="keywordtype">void</span> <a class="code" href="a02389.html#a2873b741c59a9d3f3a7eb61f996017e0">PolyMeshT&lt;Kernel&gt;::</a></div><div class="line"><a name="l00485"></a><span class="lineno"><a class="line" href="a02389.html#a2873b741c59a9d3f3a7eb61f996017e0">  485</a></span>&#160;<a class="code" href="a02389.html#a2873b741c59a9d3f3a7eb61f996017e0">calc_vertex_normal_correct</a>(<a class="code" href="a02389.html#a0fc18e13d70825938274e3faf7b55e01">VertexHandle</a> _vh, <a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">Normal</a>&amp; _n)<span class="keyword"> const</span></div><div class="line"><a name="l00486"></a><span class="lineno">  486</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00487"></a><span class="lineno">  487</span>&#160;  vectorize(_n, <a class="code" href="a02389.html#a15372f27edf521d8e9028e2abccae342">Scalar</a>(0));</div><div class="line"><a name="l00488"></a><span class="lineno">  488</span>&#160;  <a class="code" href="a02389.html#a7221db878118b37611454a13f1754a08">ConstVertexIHalfedgeIter</a> cvih_it = this-&gt;cvih_iter(_vh);</div><div class="line"><a name="l00489"></a><span class="lineno">  489</span>&#160;  <span class="keywordflow">if</span> (! cvih_it.is_valid() )</div><div class="line"><a name="l00490"></a><span class="lineno">  490</span>&#160;  {<span class="comment">//don&#39;t crash on isolated vertices</span></div><div class="line"><a name="l00491"></a><span class="lineno">  491</span>&#160;    <span class="keywordflow">return</span>;</div><div class="line"><a name="l00492"></a><span class="lineno">  492</span>&#160;  }</div><div class="line"><a name="l00493"></a><span class="lineno">  493</span>&#160;  <a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">Normal</a> in_he_vec;</div><div class="line"><a name="l00494"></a><span class="lineno">  494</span>&#160;  calc_edge_vector(*cvih_it, in_he_vec);</div><div class="line"><a name="l00495"></a><span class="lineno">  495</span>&#160;  <span class="keywordflow">for</span> ( ; cvih_it.is_valid(); ++cvih_it)</div><div class="line"><a name="l00496"></a><span class="lineno">  496</span>&#160;  {<span class="comment">//calculates the sector normal defined by cvih_it and adds it to _n</span></div><div class="line"><a name="l00497"></a><span class="lineno">  497</span>&#160;    <span class="keywordflow">if</span> (this-&gt;is_boundary(*cvih_it))</div><div class="line"><a name="l00498"></a><span class="lineno">  498</span>&#160;    {</div><div class="line"><a name="l00499"></a><span class="lineno">  499</span>&#160;      <span class="keywordflow">continue</span>;</div><div class="line"><a name="l00500"></a><span class="lineno">  500</span>&#160;    }</div><div class="line"><a name="l00501"></a><span class="lineno">  501</span>&#160;    HalfedgeHandle out_heh(this-&gt;next_halfedge_handle(*cvih_it));</div><div class="line"><a name="l00502"></a><span class="lineno">  502</span>&#160;    <a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">Normal</a> out_he_vec;</div><div class="line"><a name="l00503"></a><span class="lineno">  503</span>&#160;    calc_edge_vector(out_heh, out_he_vec);</div><div class="line"><a name="l00504"></a><span class="lineno">  504</span>&#160;    _n += <a class="code" href="a01233.html#af37af4054108f1fef53058ff57689763">cross</a>(in_he_vec, out_he_vec);<span class="comment">//sector area is taken into account</span></div><div class="line"><a name="l00505"></a><span class="lineno">  505</span>&#160;    in_he_vec = out_he_vec;</div><div class="line"><a name="l00506"></a><span class="lineno">  506</span>&#160;    in_he_vec *= -1;<span class="comment">//change the orientation</span></div><div class="line"><a name="l00507"></a><span class="lineno">  507</span>&#160;  }</div><div class="line"><a name="l00508"></a><span class="lineno">  508</span>&#160;  <a class="code" href="a02389.html#a15372f27edf521d8e9028e2abccae342">Scalar</a> length = norm(_n);</div><div class="line"><a name="l00509"></a><span class="lineno">  509</span>&#160;  <span class="keywordflow">if</span> (length != 0.0)</div><div class="line"><a name="l00510"></a><span class="lineno">  510</span>&#160;    _n *= (<a class="code" href="a02389.html#a15372f27edf521d8e9028e2abccae342">Scalar</a>(1.0)/length);</div><div class="line"><a name="l00511"></a><span class="lineno">  511</span>&#160;}</div><div class="line"><a name="l00512"></a><span class="lineno">  512</span>&#160;</div><div class="line"><a name="l00513"></a><span class="lineno">  513</span>&#160;<span class="comment">//-----------------------------------------------------------------------------</span></div><div class="line"><a name="l00514"></a><span class="lineno">  514</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> Kernel&gt;</div><div class="line"><a name="l00515"></a><span class="lineno">  515</span>&#160;<span class="keywordtype">void</span> <a class="code" href="a02389.html#ac18dd8b978ee432fae67524b3a181c14">PolyMeshT&lt;Kernel&gt;::</a></div><div class="line"><a name="l00516"></a><span class="lineno"><a class="line" href="a02389.html#ac18dd8b978ee432fae67524b3a181c14">  516</a></span>&#160;<a class="code" href="a02389.html#ac18dd8b978ee432fae67524b3a181c14">calc_vertex_normal_loop</a>(<a class="code" href="a02389.html#a0fc18e13d70825938274e3faf7b55e01">VertexHandle</a> _vh, <a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">Normal</a>&amp; _n)<span class="keyword"> const</span></div><div class="line"><a name="l00517"></a><span class="lineno">  517</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00518"></a><span class="lineno">  518</span>&#160;  <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="a01973.html">LoopSchemeMaskDouble</a>&amp; loop_scheme_mask__ =</div><div class="line"><a name="l00519"></a><span class="lineno">  519</span>&#160;                  <a class="code" href="a02617.html#a1cfb84dcdf0ebf3374fddaaec0655b9a">LoopSchemeMaskDoubleSingleton::Instance</a>();</div><div class="line"><a name="l00520"></a><span class="lineno">  520</span>&#160;</div><div class="line"><a name="l00521"></a><span class="lineno">  521</span>&#160;  <a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">Normal</a> t_v(0.0,0.0,0.0), t_w(0.0,0.0,0.0);</div><div class="line"><a name="l00522"></a><span class="lineno">  522</span>&#160;  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> vh_val = this-&gt;valence(_vh);</div><div class="line"><a name="l00523"></a><span class="lineno">  523</span>&#160;  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i = 0;</div><div class="line"><a name="l00524"></a><span class="lineno">  524</span>&#160;  <span class="keywordflow">for</span> (<a class="code" href="a02389.html#acf4b52db4b0198a91a02c06003623bfb">ConstVertexOHalfedgeIter</a> cvoh_it = this-&gt;cvoh_iter(_vh); cvoh_it.is_valid(); ++cvoh_it, ++i)</div><div class="line"><a name="l00525"></a><span class="lineno">  525</span>&#160;  {</div><div class="line"><a name="l00526"></a><span class="lineno">  526</span>&#160;    <a class="code" href="a02389.html#a0fc18e13d70825938274e3faf7b55e01">VertexHandle</a> r1_v( this-&gt;to_vertex_handle(*cvoh_it) );</div><div class="line"><a name="l00527"></a><span class="lineno">  527</span>&#160;    t_v += (<span class="keyword">typename</span> <a class="code" href="a02621.html">vector_traits&lt;Point&gt;::value_type</a>)(loop_scheme_mask__.tang0_weight(vh_val, i))*this-&gt;point(r1_v);</div><div class="line"><a name="l00528"></a><span class="lineno">  528</span>&#160;    t_w += (<span class="keyword">typename</span> <a class="code" href="a02621.html">vector_traits&lt;Point&gt;::value_type</a>)(loop_scheme_mask__.tang1_weight(vh_val, i))*this-&gt;point(r1_v);</div><div class="line"><a name="l00529"></a><span class="lineno">  529</span>&#160;  }</div><div class="line"><a name="l00530"></a><span class="lineno">  530</span>&#160;  _n = <a class="code" href="a01233.html#af37af4054108f1fef53058ff57689763">cross</a>(t_w, t_v);<span class="comment">//hack: should be cross(t_v, t_w), but then the normals are reversed?</span></div><div class="line"><a name="l00531"></a><span class="lineno">  531</span>&#160;}</div><div class="line"><a name="l00532"></a><span class="lineno">  532</span>&#160;</div><div class="line"><a name="l00533"></a><span class="lineno">  533</span>&#160;<span class="comment">//-----------------------------------------------------------------------------</span></div><div class="line"><a name="l00534"></a><span class="lineno">  534</span>&#160;</div><div class="line"><a name="l00535"></a><span class="lineno">  535</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">class</span> Kernel&gt;</div><div class="line"><a name="l00536"></a><span class="lineno">  536</span>&#160;<span class="keyword">typename</span> <a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">PolyMeshT&lt;Kernel&gt;::Normal</a></div><div class="line"><a name="l00537"></a><span class="lineno">  537</span>&#160;<a class="code" href="a02389.html#af7ab07fee2430d3e045f271695f806d6">PolyMeshT&lt;Kernel&gt;::</a></div><div class="line"><a name="l00538"></a><span class="lineno"><a class="line" href="a02389.html#ae7d14515e2de903d10c50ae23c83e963">  538</a></span>&#160;<a class="code" href="a02389.html#af7ab07fee2430d3e045f271695f806d6">calc_normal</a>(<a class="code" href="a02389.html#a0fc18e13d70825938274e3faf7b55e01">VertexHandle</a> _vh)<span class="keyword"> const</span></div><div class="line"><a name="l00539"></a><span class="lineno">  539</span>&#160;<span class="keyword"></span>{</div><div class="line"><a name="l00540"></a><span class="lineno">  540</span>&#160;  <a class="code" href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">Normal</a> n;</div><div class="line"><a name="l00541"></a><span class="lineno">  541</span>&#160;  calc_vertex_normal_correct(_vh, n);</div><div class="line"><a name="l00542"></a><span class="lineno">  542</span>&#160;  <span class="keywordflow">return</span> n;</div><div class="line"><a name="l00543"></a><span class="lineno">  543</span>&#160;}</div><div class="line"><a name="l00544"></a><span class="lineno">  544</span>&#160;</div><div class="line"><a name="l00545"></a><span class="lineno">  545</span>&#160;<span class="comment">//-----------------------------------------------------------------------------</span></div><div class="line"><a name="l00546"></a><span class="lineno">  546</span>&#160;</div><div class="line"><a name="l00547"></a><span class="lineno">  547</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class</span> Kernel&gt;</div><div class="line"><a name="l00548"></a><span class="lineno">  548</span>&#160;<span class="keywordtype">void</span></div><div class="line"><a name="l00549"></a><span class="lineno">  549</span>&#160;<a class="code" href="a02389.html#acbf60ccc42cb484ba2911bda8277551c">PolyMeshT&lt;Kernel&gt;::</a></div><div class="line"><a name="l00550"></a><span class="lineno"><a class="line" href="a02389.html#acbf60ccc42cb484ba2911bda8277551c">  550</a></span>&#160;<a class="code" href="a02389.html#acbf60ccc42cb484ba2911bda8277551c">update_vertex_normals</a>()</div><div class="line"><a name="l00551"></a><span class="lineno">  551</span>&#160;{</div><div class="line"><a name="l00552"></a><span class="lineno">  552</span>&#160;  VertexIter  v_it(Kernel::vertices_begin()), v_end(Kernel::vertices_end());</div><div class="line"><a name="l00553"></a><span class="lineno">  553</span>&#160;</div><div class="line"><a name="l00554"></a><span class="lineno">  554</span>&#160;  <span class="keywordflow">for</span> (; v_it!=v_end; ++v_it)</div><div class="line"><a name="l00555"></a><span class="lineno">  555</span>&#160;    this-&gt;set_normal(*v_it, calc_vertex_normal(*v_it));</div><div class="line"><a name="l00556"></a><span class="lineno">  556</span>&#160;}</div><div class="line"><a name="l00557"></a><span class="lineno">  557</span>&#160;</div><div class="line"><a name="l00558"></a><span class="lineno">  558</span>&#160;<span class="comment">//=============================================================================</span></div><div class="line"><a name="l00559"></a><span class="lineno">  559</span>&#160;} <span class="comment">// namespace OpenMesh</span></div><div class="line"><a name="l00560"></a><span class="lineno">  560</span>&#160;<span class="comment">//=============================================================================</span></div><div class="ttc" id="a01233_html_a6bd9c6555d30f75e4de638b1c782ad42"><div class="ttname"><a href="a01233.html#a6bd9c6555d30f75e4de638b1c782ad42">OpenMesh::vector_cast</a></div><div class="ttdeci">void vector_cast(const src_t &amp;_src, dst_t &amp;_dst, GenProg::Int2Type&lt; n &gt;)</div><div class="ttdoc">Cast vector type to another vector type by copying the vector elements. </div><div class="ttdef"><b>Definition:</b> vector_cast.hh:81</div></div>
<div class="ttc" id="a02389_html_a76730c9a65bfd6cf23972baa191a40cd"><div class="ttname"><a href="a02389.html#a76730c9a65bfd6cf23972baa191a40cd">OpenMesh::PolyMeshT::calc_face_normal</a></div><div class="ttdeci">virtual Normal calc_face_normal(FaceHandle _fh) const</div><div class="ttdoc">Calculate normal vector for face _fh. </div><div class="ttdef"><b>Definition:</b> PolyMeshT_impl.hh:97</div></div>
<div class="ttc" id="a02389_html_a98e626927ab0d71cef18df58be2e212e"><div class="ttname"><a href="a02389.html#a98e626927ab0d71cef18df58be2e212e">OpenMesh::PolyMeshT::is_estimated_feature_edge</a></div><div class="ttdeci">bool is_estimated_feature_edge(HalfedgeHandle _heh, const double _feature_angle) const</div><div class="ttdoc">identifies feature edges w.r.t. </div><div class="ttdef"><b>Definition:</b> PolyMeshT_impl.hh:430</div></div>
<div class="ttc" id="a02389_html_a15372f27edf521d8e9028e2abccae342"><div class="ttname"><a href="a02389.html#a15372f27edf521d8e9028e2abccae342">OpenMesh::PolyMeshT::Scalar</a></div><div class="ttdeci">Kernel::Scalar Scalar</div><div class="ttdoc">Scalar type. </div><div class="ttdef"><b>Definition:</b> PolyMeshT.hh:110</div></div>
<div class="ttc" id="a02389_html_acbf60ccc42cb484ba2911bda8277551c"><div class="ttname"><a href="a02389.html#acbf60ccc42cb484ba2911bda8277551c">OpenMesh::PolyMeshT::update_vertex_normals</a></div><div class="ttdeci">void update_vertex_normals()</div><div class="ttdoc">Update normal vectors for all vertices. </div><div class="ttdef"><b>Definition:</b> PolyMeshT_impl.hh:550</div></div>
<div class="ttc" id="a02389_html_a58045f9fafc6239077c747afdd8f852d"><div class="ttname"><a href="a02389.html#a58045f9fafc6239077c747afdd8f852d">OpenMesh::PolyMeshT::update_halfedge_normals</a></div><div class="ttdeci">void update_halfedge_normals(const double _feature_angle=0.8)</div><div class="ttdoc">Update normal vectors for all halfedges. </div><div class="ttdef"><b>Definition:</b> PolyMeshT_impl.hh:350</div></div>
<div class="ttc" id="a01973_html"><div class="ttname"><a href="a01973.html">OpenMesh::LoopSchemeMaskT</a></div><div class="ttdoc">implements cache for the weights of the original Loop scheme supported: </div><div class="ttdef"><b>Definition:</b> LoopSchemeMaskT.hh:66</div></div>
<div class="ttc" id="a02389_html_a65fcc6edd32701b766ce4987f4e74e46"><div class="ttname"><a href="a02389.html#a65fcc6edd32701b766ce4987f4e74e46">OpenMesh::PolyMeshT::calc_centroid</a></div><div class="ttdeci">Point calc_centroid(FaceHandle _fh) const</div><div class="ttdoc">Computes and returns the average of the vertices defining _fh (same as calc_face_centroid) ...</div><div class="ttdef"><b>Definition:</b> PolyMeshT_impl.hh:267</div></div>
<div class="ttc" id="a02389_html_ac18dd8b978ee432fae67524b3a181c14"><div class="ttname"><a href="a02389.html#ac18dd8b978ee432fae67524b3a181c14">OpenMesh::PolyMeshT::calc_vertex_normal_loop</a></div><div class="ttdeci">void calc_vertex_normal_loop(VertexHandle _vh, Normal &amp;_n) const</div><div class="ttdoc">Compute normals for all primitives. </div><div class="ttdef"><b>Definition:</b> PolyMeshT_impl.hh:516</div></div>
<div class="ttc" id="a02389_html_a23b20f8208bae0aa1b344cac48c1f635"><div class="ttname"><a href="a02389.html#a23b20f8208bae0aa1b344cac48c1f635">OpenMesh::PolyMeshT::ConstFaceVertexIter</a></div><div class="ttdeci">Kernel::ConstFaceVertexIter ConstFaceVertexIter</div><div class="ttdoc">Circulator. </div><div class="ttdef"><b>Definition:</b> PolyMeshT.hh:177</div></div>
<div class="ttc" id="a02389_html_a5c3bb9993fc45ec3ca26d677017f32f3"><div class="ttname"><a href="a02389.html#a5c3bb9993fc45ec3ca26d677017f32f3">OpenMesh::PolyMeshT::calc_halfedge_normal</a></div><div class="ttdeci">virtual Normal calc_halfedge_normal(HalfedgeHandle _heh, const double _feature_angle=0.8) const</div><div class="ttdoc">Calculate halfedge normal for one specific halfedge. </div><div class="ttdef"><b>Definition:</b> PolyMeshT_impl.hh:365</div></div>
<div class="ttc" id="a02621_html"><div class="ttname"><a href="a02621.html">OpenMesh::vector_traits</a></div><div class="ttdoc">Helper class providing information about a vector type. </div><div class="ttdef"><b>Definition:</b> vector_traits.hh:88</div></div>
<div class="ttc" id="a01233_html_a351b282a40719408090277956e526735"><div class="ttname"><a href="a01233.html#a351b282a40719408090277956e526735">OpenMesh::dot</a></div><div class="ttdeci">osg::Vec3f::ValueType dot(const osg::Vec3f &amp;_v1, const osg::Vec3f &amp;_v2)</div><div class="ttdoc">Adapter for osg vector member computing a scalar product. </div><div class="ttdef"><b>Definition:</b> VectorAdapter.hh:176</div></div>
<div class="ttc" id="a02389_html_acf4b52db4b0198a91a02c06003623bfb"><div class="ttname"><a href="a02389.html#acf4b52db4b0198a91a02c06003623bfb">OpenMesh::PolyMeshT::ConstVertexOHalfedgeIter</a></div><div class="ttdeci">Kernel::ConstVertexOHalfedgeIter ConstVertexOHalfedgeIter</div><div class="ttdoc">Circulator. </div><div class="ttdef"><b>Definition:</b> PolyMeshT.hh:173</div></div>
<div class="ttc" id="a02389_html_af7ab07fee2430d3e045f271695f806d6"><div class="ttname"><a href="a02389.html#af7ab07fee2430d3e045f271695f806d6">OpenMesh::PolyMeshT::calc_normal</a></div><div class="ttdeci">Normal calc_normal(FaceHandle _fh) const</div><div class="ttdoc">same as calc_face_normal </div><div class="ttdef"><b>Definition:</b> PolyMeshT_impl.hh:187</div></div>
<div class="ttc" id="a02389_html_a2873b741c59a9d3f3a7eb61f996017e0"><div class="ttname"><a href="a02389.html#a2873b741c59a9d3f3a7eb61f996017e0">OpenMesh::PolyMeshT::calc_vertex_normal_correct</a></div><div class="ttdeci">void calc_vertex_normal_correct(VertexHandle _vh, Normal &amp;_n) const</div><div class="ttdoc">Compute normals for all primitives. </div><div class="ttdef"><b>Definition:</b> PolyMeshT_impl.hh:485</div></div>
<div class="ttc" id="a02389_html_a601f21014e50bd5a2243b0e4849c9c14"><div class="ttname"><a href="a02389.html#a601f21014e50bd5a2243b0e4849c9c14">OpenMesh::PolyMeshT::update_normals</a></div><div class="ttdeci">void update_normals()</div><div class="ttdoc">Compute normals for all primitives. </div><div class="ttdef"><b>Definition:</b> PolyMeshT_impl.hh:317</div></div>
<div class="ttc" id="a02389_html_a3570fd132d1ac589b380485cf59c9e0b"><div class="ttname"><a href="a02389.html#a3570fd132d1ac589b380485cf59c9e0b">OpenMesh::PolyMeshT::Normal</a></div><div class="ttdeci">Kernel::Normal Normal</div><div class="ttdoc">Normal type. </div><div class="ttdef"><b>Definition:</b> PolyMeshT.hh:114</div></div>
<div class="ttc" id="a02389_html_a61167f0a130e599b909cc8629a6dca2a"><div class="ttname"><a href="a02389.html#a61167f0a130e599b909cc8629a6dca2a">OpenMesh::PolyMeshT::ConstVertexFaceIter</a></div><div class="ttdeci">Kernel::ConstVertexFaceIter ConstVertexFaceIter</div><div class="ttdoc">Circulator. </div><div class="ttdef"><b>Definition:</b> PolyMeshT.hh:176</div></div>
<div class="ttc" id="a02389_html_aff1c0021e05ecba42d7b960add51757c"><div class="ttname"><a href="a02389.html#aff1c0021e05ecba42d7b960add51757c">OpenMesh::PolyMeshT::calc_vertex_normal</a></div><div class="ttdeci">Normal calc_vertex_normal(VertexHandle _vh) const</div><div class="ttdoc">Calculate vertex normal for one specific vertex. </div><div class="ttdef"><b>Definition:</b> PolyMeshT_impl.hh:461</div></div>
<div class="ttc" id="a02389_html_a06df10e18858333ad0e7cf2ccb8b2109"><div class="ttname"><a href="a02389.html#a06df10e18858333ad0e7cf2ccb8b2109">OpenMesh::PolyMeshT::calc_face_centroid</a></div><div class="ttdeci">void calc_face_centroid(FaceHandle _fh, Point &amp;_pt) const</div><div class="ttdoc">calculates the average of the vertices defining _fh </div><div class="ttdef"><b>Definition:</b> PolyMeshT.hh:279</div></div>
<div class="ttc" id="a02621_html_a127a4d7ca521ed3254cd801917ee67d4"><div class="ttname"><a href="a02621.html#a127a4d7ca521ed3254cd801917ee67d4">OpenMesh::vector_traits::value_type</a></div><div class="ttdeci">T::value_type value_type</div><div class="ttdoc">Type of the scalar value. </div><div class="ttdef"><b>Definition:</b> vector_traits.hh:94</div></div>
<div class="ttc" id="a00437_html"><div class="ttname"><a href="a00437.html">omstream.hh</a></div><div class="ttdoc">This file provides the streams omlog, omout, and omerr. </div></div>
<div class="ttc" id="a02389_html_a5677ec057717fece1bc3c7abbf93cbdf"><div class="ttname"><a href="a02389.html#a5677ec057717fece1bc3c7abbf93cbdf">OpenMesh::PolyMeshT::update_face_normals</a></div><div class="ttdeci">void update_face_normals()</div><div class="ttdoc">Update normal vectors for all faces. </div><div class="ttdef"><b>Definition:</b> PolyMeshT_impl.hh:335</div></div>
<div class="ttc" id="a02389_html_a5a52366a97b3c87ab3473c476f221e22"><div class="ttname"><a href="a02389.html#a5a52366a97b3c87ab3473c476f221e22">OpenMesh::PolyMeshT::find_feature_edges</a></div><div class="ttdeci">unsigned int find_feature_edges(Scalar _angle_tresh=OpenMesh::deg_to_rad(44.0))</div><div class="ttdoc">tags an edge as a feature if its dihedral angle is larger than _angle_tresh returns the number of the...</div><div class="ttdef"><b>Definition:</b> PolyMeshT_impl.hh:74</div></div>
<div class="ttc" id="a01233_html_af37af4054108f1fef53058ff57689763"><div class="ttname"><a href="a01233.html#af37af4054108f1fef53058ff57689763">OpenMesh::cross</a></div><div class="ttdeci">osg::Vec3f cross(const osg::Vec3f &amp;_v1, const osg::Vec3f &amp;_v2)</div><div class="ttdoc">Adapter for osg vector member computing a scalar product. </div><div class="ttdef"><b>Definition:</b> VectorAdapter.hh:191</div></div>
<div class="ttc" id="a02389_html_a274a5ec813ccbd19c775740df6bae995"><div class="ttname"><a href="a02389.html#a274a5ec813ccbd19c775740df6bae995">OpenMesh::PolyMeshT::calc_vertex_normal_fast</a></div><div class="ttdeci">void calc_vertex_normal_fast(VertexHandle _vh, Normal &amp;_n) const</div><div class="ttdoc">Different methods for calculation of the normal at _vh: </div><div class="ttdef"><b>Definition:</b> PolyMeshT_impl.hh:475</div></div>
<div class="ttc" id="a02257_html"><div class="ttname"><a href="a02257.html">OpenMesh::MeshHandle</a></div><div class="ttdoc">Handle type for meshes to simplify some template programming. </div><div class="ttdef"><b>Definition:</b> Handles.hh:148</div></div>
<div class="ttc" id="a02389_html_aed10fb4dfb536b53a5e20c8f2442eadf"><div class="ttname"><a href="a02389.html#aed10fb4dfb536b53a5e20c8f2442eadf">OpenMesh::PolyMeshT::Point</a></div><div class="ttdeci">Kernel::Point Point</div><div class="ttdoc">Coordinate type. </div><div class="ttdef"><b>Definition:</b> PolyMeshT.hh:112</div></div>
<div class="ttc" id="a02389_html_a7221db878118b37611454a13f1754a08"><div class="ttname"><a href="a02389.html#a7221db878118b37611454a13f1754a08">OpenMesh::PolyMeshT::ConstVertexIHalfedgeIter</a></div><div class="ttdeci">Kernel::ConstVertexIHalfedgeIter ConstVertexIHalfedgeIter</div><div class="ttdoc">Circulator. </div><div class="ttdef"><b>Definition:</b> PolyMeshT.hh:174</div></div>
<div class="ttc" id="a01233_html"><div class="ttname"><a href="a01233.html">OpenMesh</a></div><div class="ttdoc">Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...</div><div class="ttdef"><b>Definition:</b> MeshItems.hh:59</div></div>
<div class="ttc" id="a02389_html_a0fc18e13d70825938274e3faf7b55e01"><div class="ttname"><a href="a02389.html#a0fc18e13d70825938274e3faf7b55e01">OpenMesh::PolyMeshT::VertexHandle</a></div><div class="ttdeci">Kernel::VertexHandle VertexHandle</div><div class="ttdoc">Handle for referencing the corresponding item. </div><div class="ttdef"><b>Definition:</b> PolyMeshT.hh:136</div></div>
<div class="ttc" id="a01238_html_ab78a93560926cd2f9958cb028f7ea96da213616dd2e4d9744d863587001a77988"><div class="ttname"><a href="a01238.html#ab78a93560926cd2f9958cb028f7ea96da213616dd2e4d9744d863587001a77988">OpenMesh::Attributes::Normal</a></div><div class="ttdoc">Add normals to mesh item (vertices/faces) </div><div class="ttdef"><b>Definition:</b> Attributes.hh:82</div></div>
<div class="ttc" id="a02389_html"><div class="ttname"><a href="a02389.html">OpenMesh::PolyMeshT</a></div><div class="ttdoc">Base type for a polygonal mesh. </div><div class="ttdef"><b>Definition:</b> PolyMeshT.hh:90</div></div>
<div class="ttc" id="a02617_html_a1cfb84dcdf0ebf3374fddaaec0655b9a"><div class="ttname"><a href="a02617.html#a1cfb84dcdf0ebf3374fddaaec0655b9a">OpenMesh::SingletonT::Instance</a></div><div class="ttdeci">static T &amp; Instance()</div><div class="ttdoc">Singleton access function. </div><div class="ttdef"><b>Definition:</b> SingletonT.hh:86</div></div>
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